Like Star Trek’s Mr. Scott, Apple’s engineers have well-deserved reputations for being high-tech miracle workers, but even they can only do so much about the laws of physics. Any moving part can become worn or damaged over time, and MacBook owners know few parts move more than their power adapter’s precious MagSafe cord. The Fray Fix adds a layer of protection to your faithful power brick’s most vulnerable spot, but in a way that’s anything but futuristic.